A level chemistry exams will often require you to describe a chemical test, in which you will need to be able to identify the reagent required, the observations and the species produced. This document provides a summary of these reactions, along with the aforementioned details. Having these details committed to memory will greatly benefit your ability to answer questions of this style, and allow you to secure marks quickly. The chemical tests included here are: tests for cations (group 2 ions, g...

There are lots of random reactions in AQA A level chemistry that appear throughout the course, which could come up in your exams. Whilst it's not essential to have all of these equations memorised, being familiar with these equations will surely have a great impact on your performance, allowing you to answer certain questions spontaneously and spend less time figuring things out. At the very least, its important that you can derive these equations yourselves from just the reactants, as exam ques...

Contains AQA AS and A level Biology ( specification) past paper topic questions all on one document! Has 300+ past paper topic questions organised by their topics. Answers are included which were taken directly from mark schemes. It is an excel file which shows the questions. The answers are hidden (so to test yourself) and can be seen once you select the cell next to each question. The excel spreadsheet contains 2 sheets, one for AS biology and one for A level biology past paper questions...